[INFO] fetching crate number_traits 0.2.4...
[INFO] checking number_traits-0.2.4 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate number_traits 0.2.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate number_traits 0.2.4 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate number_traits 0.2.4
[INFO] finished tweaking crates.io crate number_traits 0.2.4
[INFO] tweaked toml for crates.io crate number_traits 0.2.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a197139d65269382553732c5d5b98b9a4028dfac2d8126c9d5bf05c93f9954e8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a197139d65269382553732c5d5b98b9a4028dfac2d8126c9d5bf05c93f9954e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a197139d65269382553732c5d5b98b9a4028dfac2d8126c9d5bf05c93f9954e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a197139d65269382553732c5d5b98b9a4028dfac2d8126c9d5bf05c93f9954e8", kill_on_drop: false }`
[INFO] [stdout] a197139d65269382553732c5d5b98b9a4028dfac2d8126c9d5bf05c93f9954e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b30801b6f846f8ca56004d1be699182ddf0011a23ade107f4b4ed8c7027077e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0b30801b6f846f8ca56004d1be699182ddf0011a23ade107f4b4ed8c7027077e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking number_traits v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/signed.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                   extern { fn $fdim(a: $T, b: $T) -> $T; }
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 108 | / trait_float!(
[INFO] [stdout] 109 | |     f32,
[INFO] [stdout] 110 | |     f32::NAN,
[INFO] [stdout] 111 | |     f32::INFINITY,
[INFO] [stdout] ...   |
[INFO] [stdout] 115 | |     fdimf
[INFO] [stdout] 116 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/signed.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                   extern { fn $fdim(a: $T, b: $T) -> $T; }
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 117 | / trait_float!(
[INFO] [stdout] 118 | |     f64,
[INFO] [stdout] 119 | |     f64::NAN,
[INFO] [stdout] 120 | |     f64::INFINITY,
[INFO] [stdout] ...   |
[INFO] [stdout] 124 | |     fdim
[INFO] [stdout] 125 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/signed.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                   extern { fn $fdim(a: $T, b: $T) -> $T; }
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 108 | / trait_float!(
[INFO] [stdout] 109 | |     f32,
[INFO] [stdout] 110 | |     f32::NAN,
[INFO] [stdout] 111 | |     f32::INFINITY,
[INFO] [stdout] ...   |
[INFO] [stdout] 115 | |     fdimf
[INFO] [stdout] 116 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/signed.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                   extern { fn $fdim(a: $T, b: $T) -> $T; }
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ABI should be specified here
[INFO] [stdout] ...
[INFO] [stdout] 117 | / trait_float!(
[INFO] [stdout] 118 | |     f64,
[INFO] [stdout] 119 | |     f64::NAN,
[INFO] [stdout] 120 | |     f64::INFINITY,
[INFO] [stdout] ...   |
[INFO] [stdout] 124 | |     fdim
[INFO] [stdout] 125 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]  --> src/approx_eq.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     #[inline]
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/approx_eq.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]  --> src/approx_eq.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     #[inline]
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/approx_eq.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `number_traits`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0b30801b6f846f8ca56004d1be699182ddf0011a23ade107f4b4ed8c7027077e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b30801b6f846f8ca56004d1be699182ddf0011a23ade107f4b4ed8c7027077e", kill_on_drop: false }`
[INFO] [stdout] 0b30801b6f846f8ca56004d1be699182ddf0011a23ade107f4b4ed8c7027077e